Assignee
CHUO HATSUJO KK
JP68 patents
Top patents by PatentIndex Score
US6347561B2Feb 19, 2002
Push-pull control cable
CHUO HATSUJO KK68 citations96
US6158800ADec 12, 2000
Foldable device for a recline seat of an automobile
CHUO HATSUJO KK59 citations95
US5941591AAug 24, 1999
Foldable device for a recline seat of an automobile
CHUO HATSUJO KK56 citations95
US5426708AJun 20, 1995
Fingerprint scanning device for use in identification
CHUO HATSUJO KK65 citations94
US4973077ANov 27, 1990
Stabilizer device for motor vehicles
CHUO HATSUJO KK100 citations94
US4541303ASep 17, 1985
Flexible coaxial pushpull cable
CHUO HATSUJO KK243 citations93
US6648996B2Nov 18, 2003
Method and apparatus for producing a helical spring
CHUO HATSUJO KK22 citations92
US6281928B1Aug 28, 2001
Positional detector device for a vehicular license plate
CHUO HATSUJO KK53 citations92
US6224686B1May 1, 2001
High-strength valve spring and it's manufacturing method
CHUO HATSUJO KK33 citations92
US6193816B1Feb 27, 2001
Spring with corrosion fatigue strength
CHUO HATSUJO KK32 citations92
US6712346B2Mar 30, 2004
Helical compression spring for a vehicle suspension
CHUO HATSUJO KK21 citations91
US6543757B2Apr 8, 2003
Helical compression spring for a vehicle suspension
CHUO HATSUJO KK21 citations91
US6375174B2Apr 23, 2002
Curved helical compression spring
CHUO HATSUJO KK42 citations91
US6328290B1Dec 11, 2001
Helical compression spring for a vehicle suspension
CHUO HATSUJO KK27 citations91
US6199882B1Mar 13, 2001
Vehicle wheel suspension
CHUO HATSUJO KK27 citations91
US6194666B1Feb 27, 2001
Push pull type control cable
CHUO HATSUJO KK35 citations91
US4248833AFeb 3, 1981
Exhaust gas purifier system for internal combustion engine
CHUO HATSUJO KK34 citations91
US6836964B2Jan 4, 2005
Method and apparatus for producing a helical spring
CHUO HATSUJO KK36 citations90
US6779564B2Aug 24, 2004
Method and apparatus for setting a helical compression spring
CHUO HATSUJO KK22 citations90
US6340265B1Jan 22, 2002
Cable end fastening device for a vehicular remote control cable
CHUO HATSUJO KK28 citations86
US7699943B2Apr 20, 2010
Method for manufacturing high-strength spring
CHUO HATSUJO KK17 citations83
US6848745B1Feb 1, 2005
Seat for vehicle
CHUO HATSUJO KK13 citations83
US6718052B1Apr 6, 2004
Image emphasizing device for fingerprint verification
CHUO HATSUJO KK14 citations83
US6550301B2Apr 22, 2003
Method for producing an inclined helical spring
CHUO HATSUJO KK17 citations83
US6148689ANov 21, 2000
Anti-vibration resin structure for outer cable end
CHUO HATSUJO KK17 citations83
US8349095B2Jan 8, 2013
Spring steel and spring having superior corrosion fatigue strength
CHUO HATSUJO KK5 citations82
US7776440B2Aug 17, 2010
Spring coated with powder coating of epoxy resin and thermoplastic resin
CHUO HATSUJO KK10 citations82
US7407555B2Aug 5, 2008
Oil tempered wire for cold forming coil springs
CHUO HATSUJO KK14 citations82
US6616131B2Sep 9, 2003
Helical compression spring for a vehicle suspension
CHUO HATSUJO KK15 citations82
US6381809B2May 7, 2002
Frictional hinge device and a portable business machine into which the frictional hinge device is incorporated
CHUO HATSUJO KK19 citations82
US7079672B2Jul 18, 2006
Fingerprint image evaluating method and fingerprint matching device
CHUO HATSUJO KK15 citations80
US4278717AJul 14, 1981
Heat resistant cushion
CHUO HATSUJO KK28 citations80
US4158037AJun 12, 1979
Exhaust gas purifier for internal combustion engine
CHUO HATSUJO KK25 citations80
US7310942B2Dec 25, 2007
Exhaust passage control valve
CHUO HATSUJO KK18 citations79
US6027577AFeb 22, 2000
Manufacturing method of valve spring superior in durability
CHUO HATSUJO KK17 citations79
US7452397B2Nov 18, 2008
Filtration member for inflator and method of manufacturing the same
CHUO HATSUJO KK7 citations74
US6338287B1Jan 15, 2002
Push-pull control cable
CHUO HATSUJO KK9 citations74
US6209415B1Apr 3, 2001
Push-pull control cable
CHUO HATSUJO KK6 citations74
US5775764AJul 7, 1998
Wire type teleoperational system
CHUO HATSUJO KK13 citations74
US6102609AAug 15, 2000
Cable joint structure
CHUO HATSUJO KK14 citations72
US5996763ADec 7, 1999
Gear shift lock device for a vehicular automatic transmission
CHUO HATSUJO KK16 citations72
US6341407B1Jan 29, 2002
Frictional hinge device and a portable business device having the hinge device incorporated thereinto
CHUO HATSUJO KK8 citations71
US11773631B2Oct 3, 2023
Cover opening-closing device
CHUO HATSUJO KK2 citations66
US11052721B2Jul 6, 2021
Stabilizer device
CHUO HATSUJO KK2 citations66
US6275024B1Aug 14, 2001
Device for electronically transforming displacement of automobile accelerator lever
CHUO HATSUJO KK12 citations66
US7449042B2Nov 11, 2008
Filtering member and method of manufacturing the same
CHUO HATSUJO KK4 citations63
US10920821B2Feb 16, 2021
Terminal securing device
CHUO HATSUJO KK1 citations62
US8356530B2Jan 22, 2013
Push-pull cable
CHUO HATSUJO KK3 citations62
US7640663B2Jan 5, 2010
Filter member producing method
CHUO HATSUJO KK2 citations62
US12257869B2Mar 25, 2025
Spring
CHUO HATSUJO KK0 citations61
Showing the top 50 of 68 patents by PatentIndex Score.